World positions of an MPMEmit block: a lattice of Δx/2 spacing (8 particles per cell) clipped to the shape, jittered from seed and the particle serials starting at firstSerial.
Δx/2
seed
firstSerial
World positions of an MPMEmit block: a lattice of
Δx/2spacing (8 particles per cell) clipped to the shape, jittered fromseedand the particle serials starting atfirstSerial.